摘要
Abstract
The cement, sand and stones are important compo-nents of concrete in civil engineering by mixing and process-ing, formatting the composite type brit le material with cement paste and aggregate. The causes of concrete cracks, general y by the carbonation shrinkage, plastic shrinkage cracks in the formation of several, with various degrees of harm. This paper analyzes the cause of the cracks in the concrete civil enginee-ring, in-depth study of how to control the crack.关键词
土建工程/混凝土/裂缝控制Key words
civil engineering/concrete/crack control
